package com.example.myandroid01.ui;

import android.os.Bundle;
import android.widget.TextView;
import androidx.appcompat.app.AppCompatActivity;
import com.example.myandroid01.R;

public class  MainActivity extends AppCompatActivity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);
        TextView tv_one=findViewById(R.id.tv_one);
//        tv_one.setText("hello");
    }
}
